Natalie Boner, a young Donegal woman, walks triumphantly from the court as her former chaplain Fr Mathew King is convicted of multiple counts of rape. Investigating the case, Mac Iarnáin uncovers a high-ranking solicitor double-charging redress board victims for his services. Having persuaded his superiors to run with the exposé, Cathal becomes dangerously exposed as his sources are suddenly silenced.